Stop me if you’ve heard this one before: PJM Interconnection’s latest power auction easily reached its federally mandated price collar. In its 2028/2029 Base Residual Auction, held this week, the largest grid operator in the United States came in at the ceiling imposed by a coalition of governors of all 13 PJM states and the Federal Energy Regulatory Commission (FERC), $325 per megawatt-day for it...